Java Developer

About the company:

Aptroid Consulting (India) Pvt Ltd is a Web Development company focused on helping marketers transforms the customer experience increasing engagement and driving revenue, customer data to inform and drive it in every interaction in real time and with each individual behavior possibly.

About the Role:

We’re looking for a Senior Java & PHP Developer to join our backend engineering team that powers high-throughput, large-scale SaaS platforms — delivering billions of personalized communications and marketing events every month. You’ll work on mission-critical services that drive automation, data intelligence, and real-time campaign delivery across global clients. You’ll play a key role in designing scalable APIs, improving platform performance, and mentoring developers — while working closely with distributed teams aligned to US (EST) time zones. 

Key Responsibilities:

• Architect, design, and develop scalable backend services using Java (Spring Boot, Microservices) and PHP (Laravel/Symfony/custom frameworks).
• Lead system design and architecture reviews, ensuring clean code, maintainability, and adherence to best practices.
• Drive API integrations, microservices deployment, and modernization of legacy components.
• Collaborate with product managers, DevOps, and data engineering teams to deliver high impact features and performance improvements.
• Build, maintain, and monitor data-intensive systems that handle large message/event volumes with high reliability.
• Implement strong observability practices (metrics, tracing, alerting) and contribute to production incident reviews.
• Perform code reviews, mentor junior engineers, and advocate engineering excellence.
• Work collaboratively across global teams during EST business hours for sprint planning, releases, and incident response.

Required Qualifications:

• 6–9 years of professional backend development experience.
• Expert in Java (Spring Boot, REST APIs, concurrency, JVM tuning) and PHP (Laravel/Symfony, Composer, PSR standards)
• Strong experience with MySQL / PostgreSQL, Redis, and NoSQL systems. • Familiarity with AWS services (S3, Lambda, ECS/EKS, CloudWatch) and CI/CD pipelines (Jenkins, GitLab, GitHub Actions).
• Hands-on experience in scalable, distributed architectures and performance optimization.
• Strong debugging, profiling, and system performance tuning capabilities.
• Proven ability to deliver reliable, secure, and production-ready code in fast-paced agile environments.
• Excellent communication skills; able to coordinate with global teams across time zones.

Preferred Skills:

• Exposure to Kafka, RabbitMQ, or other event-driven systems.
• Familiarity with containerization (Docker) and orchestration (Kubernetes).
• Experience integrating with third-party APIs and external SDKs.
• Prior experience in AdTech, Martech, or high-volume SaaS platforms (similar to Sailthru/Zeta Global ecosystem).
• Knowledge of Python/Go for cross-service utilities or internal tooling is a plus.

What We Offer:

• Opportunity to work on high-scale enterprise systems with real-world impact.
• Exposure to global engineering practices and advanced cloud architectures.
• Collaborative culture with technical ownership and innovation freedom.
• Competitive compensation aligned with experience and global standards.

Job responsibilities

• Performs development, deployment, administration, management, configuration, testing, and integration tasks related to the cloud security platforms.
• Develops automated security and compliance capabilities in support of DevOps processes in a large-scale computing environment for the storage program within the firm.
• Champions a DevOps security model so that security is automated and elastic across all platforms and cultivate a cloud first mindset in transitioning workloads.
• Leverages DevOps tools to build, harden, maintain, and instrument a comprehensive security orchestration platform for infrastructure as code.
• Provides support to drive the maturity of the Cybersecurity software development lifecycle and develop & improve the quality of technical engineering documentation.
• Makes decisions of a global, strategic nature by analyzing complex data systems and incorporating knowledge of other lines of business & JPMC standards.
• Provides quality control of engineering deliverables, technical consultation to product management and technical interface between development and operations teams.

Required qualifications, capabilities, and skills

• Formal training or certification on Security engineering and 3+ years applied experience
• Proficiency in programming languages like Python or Java with strong coding skills
• Understanding of one or more Public Cloud platforms( AWS/ GCP/ Azure)
• Experience with highly scalable systems, release management, software configuration, design, development, and implementation is required
• Ability to analyzing complex data systems – failure analysis / root cause analysis, developing, improving, and maintaining technical engineering documentation

Greetings from HashStudioz Technologies!

We are happy to share the details of 'Java Developer'. Kindly read the job description carefully before your technical Interview Round.

Company Profile :
  - We are a global leader in product development, having a wide range of technology experts under the same roof. You would be surprised to meet our enthusiastic team of blockchain, cloud, Mobility & Automation.

- Our mission is to help companies adopt new technologies and simplify complicated issues that arise amid technology evolution.

- We are designers, engineers, developers, analysts, programmers, testers, cloud experts, blockchain specialists, automation freaks & smart workers who have developed applications that are now being used by millions of consumers worldwide.

- We know how to build successful software products and welcome startup minds to discuss their product feasibility & scalability.

Company Profile:- https://www.hashstudioz.com/">https://www.hashstudioz.com/

Job Profile:  "Java Developer"

Industry:        IT-Software / Software Services

Role:

1. Ensure effective Design, Development, and Support activities in line with client needs and architectural requirements.
2. Ensure continual knowledge management
3. Adherence to the organizational guidelines and processes
4. Define best practices, coding standards, and development methodology as part of the master solution design and ensure compliance with these guidelines
5. Highlight and resolve solution dependencies on enterprise systems
6. Good problem-solving capabilities and troubleshooting skills
7. Should have excellent communication (oral and written) and interpersonal skills

Requirements:

1. 0 -6 Years of experience in Java, J2EE Development
2. Must have Hands-on Experience in Angular/ React
3. Fluency in programming constructs and working with Spring/Spring Boot/Spring MVC and Hibernate framework
4. Good experience with 1-2 Frontend Technologies eg JavaScript/Angular/React/jQuery
5. Good experience with MySQL/MongoDB
6. Design and Development of project modules independently
7. Handle SDLC individually
8. Good understanding of Object-Oriented Programming and Design Concepts.

• Develop creative solutions and write technical design based on the requirements.
• Work closely with peer teams to ensure that applications are written to allow for overall system performance.
• Assist in tuning and optimization.
• Develop and execute unit tests for product components.
• Perform peer code reviews and provide feedback.
• Promote high quality, scalability, and timely completion of projects.
• Apply agile approach to coordinate development and determine project scope and limitations.
• Bachelor degree in Engineering, CS or equivalent experience
• Development in Core Java, J2EE, Struts, spring, Client-Side scripting, Hibernate, Database
• Development of scalable core-java applications, Web Applications and Web Services
• OOP concepts 
• Data Structures, algorithms and their applications
• Strong problem-solving skills
• Experience in building microservices
• Strong experience with Spring Boot stack (spring cloud, spring-data)
• Extensive experience in developing and consuming REST APIs
• Experience in Kafka distributed messaging
• Hands-on experience in Redis, Apache Ignite, Hazelcast
• Strong experience in RDMS and NoSQL databases Mongo
• Experience in using Elastic Search
• Experience in profiling applications
• Strong analytical skills and general logical reasoning
• Excellent written and verbal communication skills.
• Good understanding of Software development life cycle (SDLC)
• Basic SQL queries

· 3+ years java development experience with JSE/JEE, Java based Micro-services framework and implementation, Spring framework, Hibernate framework, SQL etc

· Hands on experience on Spring boot & Microservices .

· Strong knowledge of micro-service logging, monitoring, debugging and testing

· Implementations experience of micro-service integration, packaging, build automation and deployment.

· Object Oriented analysis and design using common design patterns.

• Understand the overall requirements of the product/platform and specifically for the assigned feature/module.
• Design and Develop Software as per the product architecture and requirements.
• Code and unit testing of the feature/modules including appropriate design reviews and code inspections.
• Ensure adherence to the software development processes.
• Investigates software/system problems to isolate the root cause and provides innovative solutions.
• Collaborates with cross-functional teams (locally & globally) to ensure product releases meet quality, performance, scalability, reliability, and schedule goals.

• Bachelor’s or Master’s degree in Computer Science, Software Engineering or Information Technology.
• 6-10 years of experience in software development using J2EE technologies
• Experience with Core Java, JEE5 (JSP/JMS/Web Services/Servlets), Spring, Hibernate, REST, JBOSS/Tomcat Servers
• 1+ years of experience using Azure IOT technologies
• Work experience in Azure IoT Suite: IoT HUB, Azure TSI, DPS, Service Bus, Azure Functions, Azure KeyVault, MCI/AKS, Azure AD
• Knowledge in Azure Data Lake, Azure SQL
• Strong understanding of object-oriented programming
• Knowledge in ReactJS, JQuery is a plus
• Good knowledge in SQL -preferable
• Must have worked in agile/scrum environment
• Good understanding of software development processes, preferably for a regulated medical devices environment (ISO13485/FDA)
• Ability to work with cross-functional and remote teams.
• Flexibility to work on different areas of the product/platform
• Good written and verbal English communication
• Ability to travel as needed (minimal)